Erasing instrument.



PATENTED FEB. 11, 1908.

I. LUCAS. ERASING INSTRUMENT.

APPLICATION FILED FEB. 26, 1907.

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' ing is a specification.

IGNATIUS LUCAS, OF PASSAIO, NEW JERSEY.

ERASING INSTRUMENT.

Specification of Letters Patent.

Patented Feb. 11, 1908.

Application filed February 26.1907. Serial No. 359.441.

To all whom it may concern:

Be it known that I, IGNATIUS LUoAs, of Passaic, in the county of Passaic and State of New Jersey, have invented a new and useful Erasing Instrument, of which the follow- Grinding an erasing knife, such as is now in general use, successfully one will find quite diflicult.

My invention relates to an improvement in an erasing instrument and the object of my invention is to produce an inexpensive erasing instrument that can be easily sharpened. I attain this object by an instrument illustrated in'the aecompanying drawing, in which Figure 1. is a side view of the instrument. Fig. 2. is a longitudinal cross section of the instrument. Fig. 3. is the bottom view. Fig. 4. shows the instrument as held on an oil stone in sharpening the said erasing instrument. Fig. 5. shows the instrument as attached to a pen holder.

Similar letters refer to similar parts throughout the several views.

A steel tube A. is out diagonally across as shown in Fig. 1. and Fig. 2. forming the cutting edges B. Figs. 1, 2, 3 which cutting edges bybeing rubbed on a grinding stone S Fig. 4. or other sharpening tools can be easily sharp ened or resharpened; it being understood that the proper hardening of the cutting edges has been attended to during the procedure of the manufacture of the instrurnent. Although I have shown in the drawings a round tube for the purpose set IGNATIUS LUCAS.

Witnesses:

. WM. WEIsE, WM. KNAPP. 

